Best Galaxy M21 2026

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Last Updated - 22.07.2026

Best Choice

01

Samsung

Samsung Galaxy Note20 5G Grey

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9.8

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Your smartphone becomes a power player: an intelligent processor and a strong cooling system make the Samsung Galaxy Note20 almost a game console for your pocket, with which you can enjoy many Xbox games on the go
The triple camera for professional needs: Thanks to a wide-angle, ultra-wide angle and telephoto lens, you can capture fantastic pictures even at night. And if you record 8K videos, you can also edit them on your smartphone
The Powerphone: On the large smartphone with 6.7" Infinity-O display, you have plenty of space for efficient work and action-packed gaming. And the powerful 4300 mAh battery and quick charge function ensures that you do not run out of power so quickly
Seamless collaboration with the PC: Just on your smartphone, now on the PC. Thanks to MS Office integration, important documents are always on your mobile phone and you can access the concentrated work power on the go
Let your ideas run wild: With the S Pen you can write on your Andoid smartphone almost like a real pen. The S Pen does much more: the Bluetooth function and S Pen gestures make it a productive tool for your Galaxy Note20

490,74 €
02

Bozon

Samsung Galaxy M21 / M30s Phone Case, Leather Case with Card Slots, Protective Case with Stand Function, Flip Case for Samsung Galaxy M21/M30s, Black

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9.7

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Multi-function: 2 card slots and 1 side pocket. Your mobile phone, all kinds of important cards, tips or tickets can be safely stored.
More convenient for videos: ingenious stand function design improves your audio and video experience.
Magnetic closure: thanks to the built-in high-quality magnets, the case can be easily and securely closed and your phone is always protected.
Environmentally friendly material: the outer layer is made of PU leather, and the inner is made of TPU soft material, which is elegant and does not fade after a long service life.
Compatibility: perfectly covers your Samsung Galaxy M21 / M30s, all-round protection, all holes are precisely designed.

13,95 €
Value for Money

03

NEW'C

NEW'C Pack of 2 for Samsung Galaxy M21, M31 for Tempered Glass, Scratch Free, 9H Hardness, HD Screen Protector, 0.33 mm Ultra Clear, Ultra Resistant

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9.6

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Super crystal clear - The protective glass is crystal clear and made with 99.9% transparent (Full HD), it does not distort the display colour, does not affect the display or touch sensitivity of your touchscreen. It feels like your original display.
Important note - Due to the rounded edges of the display, the protective glass does not cover 100% of the screen, but only the flat, even area. (See pictures) otherwise it would not be robust. It offers better compatibility for mobile phone cases.
Extreme hardness - The tempered glass for the Samsung Galaxy M21, M31 is made of strong, balanced 9H glass (harder than a knife). It withstands resistant resistance from scratches and cracks to keep your smartphone looking like new.
Easy installation - Everything you need for installation can be found in the existing kit: cleaning cloths, dust stickers, detailed instructions for use.
Anti-fingerprint - The oleophobic screen coating repels oil, fingerprints. It prevents your screen from looking stained and greasy. This means that your screen is always easy to clean and prevents unsightly smudges.

5,89 €
04

NEW'C

NEW'C Pack of 3 for Samsung Galaxy M21, Galaxy M31 for Tempered Glass, Scratch Free, 9H Hardness, HD Screen Protector, 0.33 mm Ultra Clear, Ultra Resistant

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9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Super crystal clear - The protective glass is crystal clear and made with 99.9% transparent (Full HD), it does not distort the display colour, does not affect the display or touch sensitivity of your touchscreen. It feels like your original display.
Important note - Due to the rounded edges of the display, the protective glass does not cover 100% of the screen, but only the flat, even area. (See pictures) otherwise it would not be robust. It offers better compatibility for mobile phone cases.
Extreme hardness - The tempered glass for the Samsung Galaxy M21, M31 is made of strong, balanced 9H glass (harder than a knife). It withstands resistant resistance from scratches and cracks to keep your smartphone looking like new.
Easy installation - Everything you need for installation can be found in the existing kit: cleaning cloths, dust stickers, detailed instructions for use.
Anti-fingerprint - The oleophobic screen coating repels oil, fingerprints. It prevents your screen from looking stained and greasy. This means that your screen is always easy to clean and prevents unsightly smudges.

6,89 €
05

BoxTii

BoxTii Case for Galaxy M30S / Galaxy M21, Leather Mobile Phone Case for Samsung Galaxy M30S / Galaxy M21, Leather Flip Case Protective Case with Card Slots and Magnetic Closure, Black

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9.4

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

The wallet leather case offers card slots for bank cards and large slot for cash. Help to bring all your daily things together in one place.
The case is compatible with Galaxy M30S / Galaxy M21. Before you place the order, please choose the right model of the case.
Precise cut-outs for all functions, speaker, charging port and camera, so there is no need to remove the phone case when using your phone.
Multifunctional PU leather wallet style flip case cover with soft inner lining TPU, provides protection from dirt, bumps and scratches.
If you put the leather case horizontally, it becomes a stand function, you can adjust the screen to the angle you like.

10,99 €
06

OKZone

OKZone Compatible with Samsung Galaxy M30S / Galaxy M21 Case, Magnetic Leather Mobile Phone Case, Card Slots Protective Case, [Premium PU Leather] Flip Foldable Shockproof Magnetic Stand Function (Black)

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9.1

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Wallet Function The case has 2 slots for credit cards and a pocket for banknotes/bills so you can keep your daily things in one place.
Quality material: the mobile phone case is made of high-quality PU faux leather, the velvety surface design hand feel is first-class. Reinforced TPU shell is softer than the normal inner shell while providing excellent protection for the screen or body of the phone.
Magnetic closure: clever magnetic closure with hidden magnets, keeps money and cards safe and prevents your phone from accidentally opening in the case. This case allows easy access to all buttons, controls and ports without removing the tablet from the protective case.
CONVENIENT STAND FUNCTION: Flip case comes with a built-in stand, allowing you to watch football shows, small videos, movies or mobile phone, besides, it ensures the optimal comfort and viewing angle.
Applicable model: the mobile phone case is compatible with Samsung Galaxy M30S / Galaxy M21, please check the model of your mobile phone before purchasing.

10,99 €
07

ivoler

ivoler Silicone Case for Samsung Galaxy M30s / M21 with Camera Protection, Ultra Thin Soft Shockproof Protective Case Flexible TPU Matte Black Mobile Phone Case Scratch-Resistant Case Cover

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9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

[Strong Protection] --- Do you still believe that only the hard case can protect your phone? Check out our flexible matte black case. A combination of flexible TPU and shock-absorbing air cushion protective corners provides the back of your mobile phone that effectively reduces the impact of a fall and other impacts. Try something different!
[Luxury Touch Anti-Fingerprints]---Our case is made entirely of premium TPU silicone. The silky surface of the case fits comfortably against your skin. Its back provides an anti-scratch and anti-fingerprint coating, which can maintain a long and clean appearance.
[Fits perfectly] --- The iVoler black protective case fits perfectly with the Samsung Galaxy M30s / M21, which highlights the original line and original design of your phone. All ports and buttons are easily accessible and easy to use. And the independent buttons give you sensitive, clear tactile feedback when you press them!
Ultra flat and lightweight: the ultra-thin design keeps your phone slim. The soft TPU bumper offers you a super easy installation and a comfortable grip, ultra slim and lightweight design gives your phone no extra weight and volume. The case has been carefully equipped with a thickness of only 1.0 mm, which allows heat to be easily dissipated. At the same time, the mobile phone remains its original feeling from the grip.
Increased camera and screen protection: the full-coverage camera guard design defends your entire camera from scratches. The unique anti-fall design and raised edges around the front screen and camera lens can efficiently handle the effects of a sudden drop or shock without scratching your beautiful mobile phone!

6,95 €
08

RKINC

RKINC Tempered Glass Screen Protector for Samsung Galaxy M21, Galaxy M31, Tempered Glass Screen Protector, 0.33 mm, Scratch-Resistant, Shatter-Free, Bubble-Free, Pack of 3

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8.9

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

【User-friendly design】: Easy installation. Bubble-free, water-repellent as well as dirt and dust repellent (anti-fingerprint). Enjoy your screen as if there is no screen protector attached. Package Includes: Tempered Glass Screen Protector, Cleaning Cloth & Dust Remover
【Shock & Scratch Protection】: Thanks to the premium tempered glass with 9H hardness, the screen protector is extremely scratch-resistant and reliably protects your screen from breakage.
【High Transparency】: 0.33mm ultra thin, provides high clarity, maximum transparency and high touch sensitivity. So the original beauty of the screen is fully preserved.
【Compatibility】: Designed for Samsung Galaxy M21, Galaxy M31. It fits your phone perfectly. Important note: due to the rounded edges of the display, the tempered glass does not cover 100% of the screen, but only the flat, even area. (See pictures) otherwise it would not be robust. It offers better compatibility for mobile phone cases.
【Case Friendly】: There is enough clearance around the edges so that your case can surround the edges of your mobile device. Compatible with most phone cases.

6,89 €
09

BoxTii

BoxTii Galaxy M30S / Galaxy M21 Case, Leather Mobile Phone Case for Samsung Galaxy M30S / Galaxy M21, Leather Flip Case Protective Cover with Card Slots and Magnetic Closure, Blue

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8.7

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Show more
Main highlights

The wallet leather case offers card slots for bank cards and large slot for cash. Help to bring all your daily things together in one place.
The case is compatible with Galaxy M30S / Galaxy M21. Before you place the order, please choose the right model of the case.
Precise cut-outs for all functions, speaker, charging port and camera, so there is no need to remove the phone case when using your phone.
Multifunctional PU leather wallet style flip case cover with soft inner lining TPU, provides protection from dirt, bumps and scratches.
If you put the leather case horizontally, it becomes a stand function, you can adjust the screen to the angle you like.

10,99 €
10

Topme

Topme Mobile Phone Case for Samsung Galaxy M21 / Galaxy M30s (6.4 Inch) Protective Case, Skin Protection, Made of TPU Silicone Case - Dark Green

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8.4

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

The soft fibre material acts as a buffer and can protect the phone in all directions.
The mobile phone case is made of soft and comfortable silicone material, which is very light and can maintain the original body shape of Samsung Galaxy M21 / Samsung Galaxy M30s.
The exposed position of the mobile phone is increased by about 1 mm to prevent scratching of the mobile phone screen and camera.
Compatible model: Samsung Galaxy M21 / Samsung Galaxy M30s (6.4 inches).
A soft protective case tailored to Samsung Galaxy M21 / Samsung Galaxy M30s with precise cut-outs that allow you easy access to ports and speakers, etc.

6,99 €